A) long deep-ocean trenches. B) located along the coast. C) found only in the Pacific Ocean. D) found in all of Earth's ocean's.
A) convection currents. B) earthquakes. C) conduction. D) Earth's magnetic field.
A) divergent boundary. B) convergent boundary. C) rift valley. D) transform boundary.
A) secondary waves B) Q waves C) primary waves D) Surface waves
A) rift valley. B) s waves C) p waves. D) surface waves
A) It is extinct. B) It is a good source of energy. C) It is probably ready to erupt. D) It is dormant.
A) The location of the focus. B) The Mercalli scale rating. C) The vibrations caused by seismic waves. D) The location of the epicenter.
A) crust, mantle, outer core, inner core B) outer core, mantle, inner core , crust C) mantle, core, crust, inner core D) crust, outer core, mantle, inner core
A) fire. B) volcanic ash. C) rock. D) magma.
A) transform boundary. B) divergent boundary. C) rift valley. D) convergent boundary.
A) conduction. B) subduction. C) convention. D) continental drift.
A) along the edge of the continents. B) at the north and south poles. C) along the edges of the coast. D) along mid-ocean ridges.
A) q waves. B) s waves. C) surface waves. D) p waves.
A) mountains. B) rifts. C) trenches. D) valleys.
A) plate tectonics. B) sea-floor spreading C) subduction. D) boundary.
A) they have too much data. B) they can't be sure of when or where the stress will be released along the fault. C) they don't know what an earthquake is. D) there are too many faults to monitor.
A) name of a continent. B) the name of an ancient fossil. C) the name of a scientist. D) the name of the supercontinent that is believed to have existed millions of years ago.
A) a layer of cooled rock. B) layer of hot magma. C) a dense ball of iron and nickel. D) empty. |